Diabetes mellitus is the most common cause of chronic kidney disease in developed countries. In patients with diabetes, there is a steady advance from microalbuminuria to dipstick positive proteinuria and a progression to renal failure. (Davidson's.,2014) .The most commonly diagnosed diabetes-related complications is diabetic retinopathy. Its prevalence increases with the duration of diabetes. Some 20%of people with type 1 diabetes will have retinal changes after 10 years, rising to >95% after20 years; 20-30% of people with type 2 diabetes have retinopathy at diagnosis.(Kumar & Clark's ., 2016) .